Java String Concat() Method | String Concatenation

We always concatenate two string in java use the concat() method of String Class,the specific string parameter append to the given string when use the concat() method.

Syntax

public String concat(String s)

1	public String concat(String s)

Parameter

s - a string that append to the given string.

1	s - a string that append to the given string.

Return

A new string object.

Example of concatenate 2 string in java

public class Test {
    public static void main(String args[]) {
        String s = &quot;Java Tutorial ：&quot;;
        s = s.concat(&quot;www.asenview.com&quot;);
        System.out.println(s);
    }
}

public class Test {

public static void main(String args[]) {

String s = "Java Tutorial ：";

s = s.concat("www.asenview.com");

System.out.println(s);

}

output

Java Tutorial ：www.asenview.com

1	Java Tutorial ：www.asenview.com

What is the tdifference of concatenation by using concat() method and "+" connector

1、concat() method just can concatenation two string,but the "+" connector can use to concatenation more than 2 string.
2、the "+" connector can use to concatenation a string and objects that is not string type.